The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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Revision:
171:3a7713b1edbc
Parent:
169:a7c7b631e539
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_MAX32625NEXPAQ/TOOLCHAIN_IAR/ioman.h	Thu Nov 08 11:45:42 2018 +0000
@@ -0,0 +1,288 @@
+/*******************************************************************************
+ * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
+ * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Maxim Integrated
+ * Products, Inc. shall not be used except as stated in the Maxim Integrated
+ * Products, Inc. Branding Policy.
+ *
+ * The mere transfer of this software does not imply any licenses
+ * of trade secrets, proprietary technology, copyrights, patents,
+ * trademarks, maskwork rights, or any other form of intellectual
+ * property whatsoever. Maxim Integrated Products, Inc. retains all
+ * ownership rights.
+ *
+ * $Date: 2016-06-14 15:52:19 -0500 (Tue, 14 Jun 2016) $
+ * $Revision: 23326 $
+ *
+ ******************************************************************************/
+
+/**
+ * @file    ioman.h
+ * @brief   IOMAN provides IO Management to the device. The functions in this
+ * API enable requesting port pin assignment and release for all peripherals
+ * with external I/O. Port pin mapping support is included for peripherals
+ * that can support more than one pin mapping in a package.
+ */
+
+#ifndef _IOMAN_H_
+#define _IOMAN_H_
+
+#include "mxc_config.h"
+#include "ioman_regs.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/***** Definitions *****/
+
+/** @brief Aliases for IOMAN package mapping field values. Refer to the
+  * User's Guide for pinouts for each mapping.
+  */
+typedef enum {
+    IOMAN_MAP_UNUSED = 0,   /**< Pin is not used */
+    IOMAN_MAP_A = 0,        /**< Pin Mapping A */
+    IOMAN_MAP_B = 1,        /**< Pin Mapping B */
+}
+ioman_map_t;
+
+/** @brief Typing of IOMAN Req and Ack register fields */
+typedef union {
+    uint32_t                value;
+    mxc_ioman_spix_req_t    spix;   /**< SPIX IOMAN configuration struct */
+    mxc_ioman_uart0_req_t   uart;   /**< UART IOMAN configuration struct, see mxc_ioman_uart0_req_t */
+    mxc_ioman_i2cm0_req_t   i2cm;   /**< I2C Master 0 IOMAN configuration struct, see mxc_ioman_i2cm0_req_t */
+    mxc_ioman_i2cs_req_t    i2cs;   /**< I2C Slave IOMAN configuration struct, see mxc_ioman_i2cs_req_t */
+    mxc_ioman_spim0_req_t   spim0;  /**< SPI Master 0 IOMAN configuration struct, see mxc_ioman_spim0_req_t */
+    mxc_ioman_spim1_req_t   spim1;  /**< SPI Master 1 IOMAN configuration struct, see mxc_ioman_spim1_req_t */
+    mxc_ioman_spim2_req_t   spim2;  /**< SPI Master 2 IOMAN configuration struct, see mxc_ioman_spim1_req_t */
+    mxc_ioman_spis_req_t    spis;   /**< SPI Slave IOMAN configuration struct, see mxc_ioman_spis_req_t */
+    mxc_ioman_owm_req_t     owm;    /**< 1-Wire Master IOMAN configuration struct, see mxc_ioman_owm_req_t */
+} ioman_req_t;
+
+/** @brief IOMAN configuration object */
+typedef struct {
+    volatile uint32_t *req_reg;     /** Pointer to an IOMAN request register */
+    volatile uint32_t *ack_reg;     /** Pointer to an IOMAN acknowledge register */
+    ioman_req_t req_val;            /** IOMAN request register value, see ioman_req_t */
+} ioman_cfg_t;
+
+
+/***** Function Prototypes *****/
+
+/**
+ * @brief Configure the IO Manager using the specified configuration object.
+ * @param cfg       IOMAN configuration object
+ * @returns         E_NO_ERROR Configuration successful
+ */
+int IOMAN_Config(const ioman_cfg_t *cfg);
+
+/**
+ * @brief Create an IOMAN configuration object for the SPI XIP module. Call IOMAN_Config with this object.
+ * @param           core            Request (1) or release (0) SPIX core external pins
+ * @param           ss0             Request (1) or release (0) slave select 0 active out
+ * @param           ss1             Request (1) or release (0) slave select 1 active out
+ * @param           ss2             Request (1) or release (0) slave select 2 active out
+ * @param           quad            Request (1) or release (0) quad IO
+ * @param           fast            Request (1) or release (0) fast mode
+ * @returns         io_man_cfg_t    IOMAN configuration object for the SPI XIP module.
+ */
+ioman_cfg_t IOMAN_SPIX(int core, int ss0, int ss1, int ss2, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for a UART module. Call IOMAN_Config with this object.
+ * @param           idx             Index of the UART module
+ * @param           io_map          Set the pin mapping for RX/TX pins, see ioman_map_t
+ * @param           cts_map         Set the pin mapping for CTS pin, see ioman_map_t
+ * @param           rts_map         Set the pin mapping for RTS pin, see ioman_map_t
+ * @param           io_en           Request (1) or release (0) RX and TX pins
+ * @param           cts_en          Request (1) or release (0) CTS pin
+ * @param           rts_en          Request (1) or release (0) RTS pin
+ * @returns         ioman_cfg_t     IOMAN configuration object for the UART module
+ */
+ioman_cfg_t IOMAN_UART(int idx, ioman_map_t io_map, ioman_map_t cts_map, ioman_map_t rts_map, int io_en, int cts_en, int rts_en);
+
+/**
+ * @brief Create an IOMAN configuration object for the I2CM module. Call IOMAN_Config with this object.
+ * @param           idx             Index of the I2CM module
+ * @param           io_en           Request (1) or release (0) the I/O for the I2CM0 module
+ * @param           scl_mode        Set SCL in Push/Pull mode (1) or open-drain (0).
+ * @returns         ioman_cfg_t     IOMAN configuration object for the I2CM0 module.
+ */
+ioman_cfg_t IOMAN_I2CM(int idx, int io_en, int scl_mode);
+
+/**
+ * @brief Create an IOMAN configuration object for an I2C slave module. Call IOMAN_Config with this object.
+ * @param           map             Select the pin mapping for all configured pins, see ioman_map_t
+ * @param           io_en           Request (1) or release (0) the I/O for this module
+ * @returns         ioman_cfg_t     IOMAN configuration object for the I2CS module
+ */
+ioman_cfg_t IOMAN_I2CS(ioman_map_t map, int io_en);
+
+/**
+ * @brief Create an IOMAN configuration object for a SPI Master (SPIM) module. Call IOMAN_Config with this object.
+ * @param           io_en           Request (1) or release (0) the core IO for the module
+ * @param           ss0             Request (1) or release (0) slave select 0
+ * @param           ss1             Request (1) or release (0) slave select 1
+ * @param           ss2             Request (1) or release (0) slave select 2
+ * @param           ss3             Request (1) or release (0) slave select 3
+ * @param           ss4             Request (1) or release (0) slave select 4
+ * @param           quad            Request (1) or release (0) quad IO
+ * @param           fast            Request (1) or release (0) fast mode
+ * @returns         ioman_cfg_t     IOMAN configuration object for an SPIM0 module
+ */
+ioman_cfg_t IOMAN_SPIM0(int io_en, int ss0, int ss1, int ss2, int ss3, int ss4, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for a SPIM module. Call IOMAN_Config with this object.
+ * @param           io_en           Request (1) or release (0) the core IO for the module
+ * @param           ss0             Request (1) or release (0) slave select 0
+ * @param           ss1             Request (1) or release (0) slave select 1
+ * @param           ss2             Request (1) or release (0) slave select 2
+ * @param           quad            Request (1) or release (0) quad IO
+ * @param           fast            Request (1) or release (0) fast mode
+ * @returns         ioman_cfg_t     IOMAN configuration object for the SPIM1 module.
+ */
+ioman_cfg_t IOMAN_SPIM1(int io_en, int ss0, int ss1, int ss2, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for a SPI module. Call IOMAN_Config with this object.
+ * @param           io_en           Request (1) or release (0) the core IO for the module
+ * @param           ss0             Request (1) or release (0) slave select 0
+ * @param           ss1             Request (1) or release (0) slave select 1
+ * @param           ss2             Request (1) or release (0) slave select 2
+ * @param           sr0             Request (1) or release (0) slave ready 0
+ * @param           sr1             Request (1) or release (0) slave ready 1
+ * @param           fast            Request (1) or release (0) fast mode
+ * @returns         ioman_cfg_t     IOMAN configuration object for the SPIM2 module
+ */
+ioman_cfg_t IOMAN_SPIM2(int io_en, int ss0, int ss1, int ss2, int sr0, int sr1, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for a SPI module. Call IOMAN_Config with this object.
+ * @param           io_en           Request (1) or release (0) the core IO for the module
+ * @param           quad            Request (1) or release (0) quad IO
+ * @param           fast            Request (1) or release (0) fast mode
+ * @returns         ioman_cfg_t     IOMAN configuration object for the SPIM2 module
+ */
+ioman_cfg_t IOMAN_SPIS(int io_en, int quad, int fast);
+
+/**
+ * @brief Create an IOMAN configuration object for the 1-Wire Master module. Call IOMAN_Config with this object.
+ * @param           io_en           Request (1) or release (0) the core IO for the module
+ * @param           epu             Request (1) or release (0) external pullup
+ * @returns         ioman_cfg_t     IOMAN configuration object for the OWM module
+ */
+ioman_cfg_t IOMAN_OWM(int io_en, int epu);
+
+/**
+ * @}
+ */
+
+/******************************************************************************/
+/* All the function prototypes above are implemented as macros below. The
+ * above prototypes are for simplicity in doxygen.
+ */
+#define IOMAN_SPIX(c, ss0, ss1, ss2, q, f) {                                        \
+        .req_reg = &MXC_IOMAN->spix_req,                                            \
+        .ack_reg = &MXC_IOMAN->spix_ack,                                            \
+        .req_val.spix =  { .core_io_req = c,                                        \
+                           .ss0_io_req = ss0,                                       \
+                           .ss1_io_req = ss1,                                       \
+                           .ss2_io_req = ss2,                                       \
+                           .quad_io_req = q,                                        \
+                           .fast_mode = f } }
+
+#define IOMAN_UART(i, im, cm, rm, ien, cen, ren) {                                                   \
+        .req_reg = (uint32_t*)((unsigned int)(&MXC_IOMAN->uart0_req) + (i * 2*sizeof(uint32_t))),    \
+        .ack_reg = (uint32_t*)((unsigned int)(&MXC_IOMAN->uart0_ack) + (i * 2*sizeof(uint32_t))),    \
+        .req_val.uart = { .io_map = im,                                                              \
+                          .cts_map = cm,                                                             \
+                          .rts_map = rm,                                                             \
+                          .io_req = ien,                                                             \
+                          .cts_io_req = cen,                                                         \
+                          .rts_io_req = ren } }
+
+#define IOMAN_I2CM(i, ien, scl_mode) {                                                               \
+        .req_reg = (uint32_t*)((unsigned int)(&MXC_IOMAN->i2cm0_req) + (i * 2*sizeof(uint32_t))),    \
+        .ack_reg = (uint32_t*)((unsigned int)(&MXC_IOMAN->i2cm0_ack) + (i * 2*sizeof(uint32_t))),    \
+        .req_val.i2cm = { .mapping_req = ien,                                                        \
+                          .scl_push_pull = scl_mode } }
+
+#define IOMAN_I2CS(m, ien) {                                                        \
+        .req_reg = &MXC_IOMAN->i2cs_req,                                            \
+        .ack_reg = &MXC_IOMAN->i2cs_ack,                                            \
+        .req_val.i2cs = { .io_sel = m,                                              \
+                          .mapping_req = ien } }
+
+#define IOMAN_SPIM0(io, ss0, ss1, ss2, ss3, ss4, q, f) {                            \
+        .req_reg = &MXC_IOMAN->spim0_req,                                           \
+        .ack_reg = &MXC_IOMAN->spim0_ack,                                           \
+        .req_val.spim0 = { .core_io_req = io,                                       \
+                           .ss0_io_req = ss0,                                       \
+                           .ss1_io_req = ss1,                                       \
+                           .ss2_io_req = ss2,                                       \
+                           .ss3_io_req = ss3,                                       \
+                           .ss4_io_req = ss4,                                       \
+                           .quad_io_req = q,                                        \
+                           .fast_mode = f } }
+
+#define IOMAN_SPIM1(io, ss0, ss1, ss2, q, f) {                                      \
+        .req_reg = &MXC_IOMAN->spim1_req,                                           \
+        .ack_reg = &MXC_IOMAN->spim1_ack,                                           \
+        .req_val.spim1 = { .core_io_req = io,                                       \
+                           .ss0_io_req = ss0,                                       \
+                           .ss1_io_req = ss1,                                       \
+                           .ss2_io_req = ss2,                                       \
+                           .quad_io_req = q,                                        \
+                           .fast_mode = f } }
+
+#define IOMAN_SPIM2(io, ss0, ss1, ss2, sr0, sr1, q, f) {                               \
+        .req_reg = &MXC_IOMAN->spim2_req,                                           \
+        .ack_reg = &MXC_IOMAN->spim2_ack,                                           \
+        .req_val.spim2 = { .mapping_req = 0,                                        \
+                           .core_io_req = io,                                       \
+                           .ss0_io_req = ss0,                                       \
+                           .ss1_io_req = ss1,                                       \
+                           .ss2_io_req = ss2,                                       \
+                           .sr0_io_req = sr0,                                       \
+                           .sr1_io_req = sr1,                                       \
+                           .quad_io_req = q,                                        \
+                           .fast_mode = f } }
+
+#define IOMAN_SPIS(io, q, f) {                                                      \
+        .req_reg = &MXC_IOMAN->spis_req,                                            \
+        .ack_reg = &MXC_IOMAN->spis_ack,                                            \
+        .req_val.spis = {  .core_io_req = io,                                       \
+                           .quad_io_req = q,                                        \
+                           .fast_mode = f } }
+
+#define IOMAN_OWM(io, p) {                                                          \
+        .req_reg = &MXC_IOMAN->owm_req,                                             \
+        .ack_reg = &MXC_IOMAN->owm_ack,                                             \
+        .req_val.owm =  { .mapping_req = io,                                        \
+                          .epu_io_req = p } }
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _IOMAN_H_ */